FFU: Upgrades: fix pacemaker checks

Check if pacemaker resource is defined, not if it's running.
Ensure we try disabling pacemaker resources during FFU.

Change-Id: I9be9118490a28ee9c24d9c8c89a8daee75e5b817

puppet/services/pacemaker.yaml

@@ -171,21 +171,3 @@ outputs:
         - name: Start pacemaker cluster
           when: step|int == 4
           pacemaker_cluster: state=online
-      fast_forward_upgrade_tasks:
-        - name: get internal_api_virtual_ip
-          tags: common
-          command: hiera -c /etc/puppet/hiera.yaml  tripleo::keepalived::internal_api_virtual_ip
-          register: internal_api_virtual_ip
-        - name: Disable all pacemaker resources except Api virtual ip, haproxy and galera
-          shell: |
-            pcs resource show --full |\
-            grep Resource |\
-            grep -v galera |\
-            grep -v haproxy |\
-            grep -v {{internal_api_virtual_ip.stdout}} |\
-            awk '{print $2}' |\
-            xargs pcs resource disable
-          when:
-            - step|int == 3
-            - release == 'ocata'
-            - is_bootstrap_node|bool